title: Retroperitoneal fibrosis associated with metoprolol.
mesh_terms: D006801:Humans; D008297:Male; D008790:Metoprolol / Q000009:adverse effects*; D008875:Middle Aged; D011412:Propanolamines / Q000009:adverse effects*; D012185:Retroperitoneal Fibrosis / Q000139:chemically induced*
chemical_list: D011412:Propanolamines; D008790:Metoprolol